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308 Holden Engine Bolts, Studs & Fasteners
Holden 308 Engine Bolts, Studs & Fasteners — 253, 304, 308 & 5.0L V8
Head bolts, head studs, main cap bolts, rod bolts and manifold fasteners for the Holden V8 — including ARP performance studs. In stocked for fast delivery Australia wide. We offer standard shipping & express freight Australia-wide. Not sure whether you need bolts or studs for your build? Talk to our engine-builder sales team before you order. We have decades of experience building Holden V8 engines. We supply many professional engine shops and always get contstant feedback, so you always get the latest and best products.
- ARP fasteners for 253, 304, 308 and 5.0L Holden V8
- Correct fitment advice before you buy — get the right kit the first time
- Stocked in our own warehouse here in Australia, for fast delivery · Australian warranty support on what we sell
Holden V8 head bolt tightening sequence: Tighten from the centre bolts outward, alternating side to side in staged passes, with the exhaust side leading — never all at once, never in a circle. Follow the staged sequence in full and use the diagram for your engine.
FLEXPLATE BOLTS SET 7/16" X 1" 12 point CHEVY FORD HOLDEN V8 SBC 350 BBC SBF 351C 308 302W
SBC 350 FORD 302 351 Cleveland + Windsor HOLDEN 308 5.0
V8 Holden 253 304 308 Cylinder Head Bolts - 12 Point - Full Set
Head Bolts - 12-PT
Hi-Tech Roller Rocker Arm Screw In Studs SBC BBC SBF 351C 7/16" Base & 7/16" Rocker Th
1.900" Effective Stud Length
Main Studs Kit, Fits HOLDEN 253, 304, 308, 5.0L EFI V8 - 2 Bolt, 6 Point Hex, 7/16 studs
Main Stud Kit - 6 Point Hex
SBC Main Studs Kit, 2-Bolt Mains, Chevy Small Block 350 - 400 + Holden 308 with Girdle.
Also fits Holden V8 308 with a Stud Girdle
V8 Holden 253 304 308 Cylinder Head Bolts. - 6 Point - Full Set
Cylinder Head Bolts - Hex Head
3/8" Pressure Plate Clutch Bolts Chevy 350 SBC Holden V8 253 308 304 EFI 5.0L
Chevy 350 HOLDEN 308 5.0L
Holden 304, 308, 5.0L 11/32" Conrod Rod Bolts kit, Connecting, performance upgrade 8740
11/32"
V8 Holden 253 304 308 Cylinder Head Bolts - Carby & EFI, 12 Point - Full Set - Performance 70 ft
Head Bolts - 12-PT
V8 Holden 304 5.0L VN EFI Head Studs - Full Set - Cylinder Head Studs
Head Stud Kits - EFI heads
This category covers the fasteners that hold a Holden V8 together: cylinder head bolts and head studs, main cap bolts, conrod bolts, rocker and manifold fasteners. For a street rebuild, factory-style head bolts do the job. For higher clamping load, repeatable torque, or anything boosted or stroked (355/383), ARP head studs are the common upgrade. Fastener fitment depends on your engine variant and head type, so check before you buy — the wrong head stud length or thread is an easy and expensive mistake.
FAQ
What's the Holden V8 head bolt tightening sequence?
Centre bolts first, then work outward alternating side to side in staged passes, exhaust side leading. Follow the staged sequence in full rather than final-torquing any bolt in one go, and use the diagram for your specific engine and head.
Should I use head bolts or head studs?
Head bolts are simpler and fine for most street rebuilds. Head studs (commonly ARP) give a more even, repeatable clamp load and are the usual choice for higher-power, boosted or stroker builds. Studs also offer the benefit of pulling on the stud while torquing, not the engine block thread. We stock both for the Holden V8 where available — ask us what suits your power target.
Do you stock ARP fasteners for the Holden V8?
Yes, in stock, if the button is green and "Add to Cart" you are good to go/in stock. — head studs and other ARP fasteners to suit 253, 304, 308 and 5.0L Holden V8 engines, alongside factory-style options. If something's on indent we'll tell you up front.

